1 file changed, 9 insertions, 0 deletions
diff --git a/source/cgit.c b/source/cgit.c
index 0017d75..39e8ab8 100644
--- a/source/cgit.c
+++ b/source/cgit.c
@@ -1132,6 +1132,8 @@ static void prepare_repo_env(struct cgit_repo *repo)
 
 static void open_repo(int *nongit, int *err)
 {
+	static int reported;
+
 	// A repository configured without a path has nothing to open.
 	if (!ctx.repo->path) {
 		*nongit = 1;
@@ -1143,6 +1145,13 @@ static void open_repo(int *nongit, int *err)
 	errno = 0;
 	setup_git_directory_gently(the_repository, nongit);
 	*err = errno;
+	// The error page names the repository alone, so the path goes to the
+	// log, and only once, since a failed cache fill renders a page again.
+	if (*nongit && !reported) {
+		reported = 1;
+		fprintf(stderr, "[cgit] Unable to open repository %s at %s: %s\n", ctx.repo->url,
+			ctx.repo->path, *err ? strerror(*err) : "Not a valid git repository");
+	}
 	// Notes come out of the object store, which a repository that failed
 	// to open has none of. The commit and log pages always ask for them,
 	// so they are set up either way, but a default ref that names no tree